Triple
T17011624
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | M100 series trains |
E412713
|
entity |
| Predicate | usedOn |
P2367
|
FINISHED |
| Object |
line M2 of Helsinki Metro
Line M2 of the Helsinki Metro is one of the system’s main rapid transit lines, running east–west through the Helsinki region and served by M100 series trains.
|
E1248198
|
NE FINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: line M2 of Helsinki Metro | Statement: [M100 series trains, usedOn, line M2 of Helsinki Metro]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: line M2 of Helsinki Metro Context triple: [M100 series trains, usedOn, line M2 of Helsinki Metro]
-
A.
line M1 of Helsinki Metro
Line M1 of the Helsinki Metro is one of the system’s main rapid transit lines, running east–west through the Helsinki region and served by M100 series trains.
-
B.
M2 metro line
The M2 metro line is one of Budapest’s main rapid transit lines, running east–west across the city and connecting key residential and commercial districts.
-
C.
M22 line
The M22 line is a planned rapid transit route within the Istanbul Metro network intended to expand urban rail connectivity in the city.
-
D.
M2 line
The M2 line is a major rapid transit route within the Ankara Metro system in Turkey, serving key districts of the capital city.
-
E.
M2 line
The M2 line is a fully automated metro line in Lausanne, Switzerland, running on a steep north–south route that connects the city center with surrounding districts and the lakeshore.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: line M2 of Helsinki Metro Triple: [M100 series trains, usedOn, line M2 of Helsinki Metro]
Generated description
Line M2 of the Helsinki Metro is one of the system’s main rapid transit lines, running east–west through the Helsinki region and served by M100 series trains.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: line M2 of Helsinki Metro Target entity description: Line M2 of the Helsinki Metro is one of the system’s main rapid transit lines, running east–west through the Helsinki region and served by M100 series trains.
-
A.
line M1 of Helsinki Metro
Line M1 of the Helsinki Metro is one of the system’s main rapid transit lines, running east–west through the Helsinki region and served by M100 series trains.
-
B.
M2 metro line
The M2 metro line is one of Budapest’s main rapid transit lines, running east–west across the city and connecting key residential and commercial districts.
-
C.
M22 line
The M22 line is a planned rapid transit route within the Istanbul Metro network intended to expand urban rail connectivity in the city.
-
D.
M2 line
The M2 line is a fully automated metro line in Lausanne, Switzerland, running on a steep north–south route that connects the city center with surrounding districts and the lakeshore.
-
E.
M2 line
The M2 line is a major rapid transit route within the Ankara Metro system in Turkey, serving key districts of the capital city.
- F. None of above. chosen
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69d886cc4170819093deddc7b8b4b6a7 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e3d47cc17c819087f7bd27582bcbfa |
completed | April 18, 2026, 6:59 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a01233311648190b5f8a8e7c209d124 |
completed | May 11, 2026, 12:30 a.m. |
| NEDg | Description generation | batch_6a0124f158a08190a803b37378a2c253 |
completed | May 11, 2026, 12:38 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a012569322081908b60694851d50e4b |
completed | May 11, 2026, 12:40 a.m. |
Created at: April 10, 2026, 5:33 a.m.